Detailed Description  G10 pneumatic breaker/jack hammer  Specification   Total Length  575mm  Weight 10.9kg Rammerweight 0.9kg Rammer dia 38mm Rammer stroke 155mm Air pressure 0.63Mpa Impact energy 43J Impact frequency 16Hz Air consumption 26L/s Air pipe inner dia 16mm Drill  500mm  G10 pneumatic breaker/jack hammer suitable for drilling in mine, crushing incompetent bed, concrete and clay, destroying hard or frozen stratum and other athletics occasion which need impact.